Purpose: Measurement of acoustic, vibroacoustic, and low-frequency electrical signal parameters to identify speech information leakage channels (TKU) and evaluate technical protection effectiveness in secure facilities (Categories 1-3). Assesses leaks via:
Acoustic/vibroacoustic channels (AVAK)
Acousto-electrical conversions (AEP) in auxiliary technical systems per FSTEC Russia regulations
Applications:
Noise/vibration level measurement
AV signal analysis for TKU detection
Evaluation of speech protection systems against AVAK/AEP leaks (including sound amplification scenarios)
Compliance verification with:
• *Gostekhkomissiya Russia "Counter-Acoustic Reconnaissance Guidelines" (2000)*
• FSTEC Method No. 111 (2018) for AEP protection assessment
Certified Features:
FSTEC Russia certified (Measurement Device #44453-10)
Class 1 precision per GOST 17168
Absolute unit signal measurement
Octave/1/3-octave/narrowband analysis with time-domain visualization